tree e603a42f2af8a94fdfccf9f31b54435b2bdb037a
parent 25eb05fc5ac7a432e1a3a723f9af206142cd07fa
author Jesse Barnes <jbarnes@virtuousgeek.org> 1332967165 -0700
committer Daniel Vetter <daniel.vetter@ffwll.ch> 1332971551 +0200

drm/i915: add DPIO support

ValleyView puts some display related registers like the PLL controls and
dividers behind the DPIO bus.  Add simple indirect register access
routines to get to those registers.

v2: move new wait_for macro to intel_drv.h (Ben)
    fix DPIO_PKT double write (Ben)
    add debugfs file

Reviewed-by: Ben Widawsky <ben@bwidawsk.net>
Reviewed-by: Eugeni Dodonov <eugeni.dodonov@intel.com>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>